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Round|Natural|GIA

1.50ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6552881090

Certificate GIA 6552881090

Diamond specifications and retailer prices

From $10,211 CAD
$7,310 USD
As of October 30, 2026
Save $12,316 CAD (55%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $22,528 CAD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552881090. Listed at 26 retailers as of October 27, 2026, with prices from $10,211 to $22,528, a $12,316 spread on the same certified stone. NZ Jewellers lists it at $22,528. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6552881090
Dimensions7.27 × 7.30 × 4.57 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
7.27 mm7.30 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552881090
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $13,269 CAD|Low: $9,819 CAD|High: $18,997 CAD|Avg: $13,269 CAD|+7.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 14$10,547 CAD
Retailer 12$10,801 CAD
Retailer 15$11,210 CAD
Retailer 2$12,004 CAD
Retailer 10$12,442 CAD
Retailer 13$12,497 CAD
Retailer 1$13,269 CAD
Retailer 3$13,354 CAD
Retailer 5$13,354 CAD
Retailer 7$13,648 CAD
Retailer 6$13,801 CAD
Retailer 8$14,034 CAD
Retailer 4$14,829 CAD
Retailer 11$16,255 CAD
Retailer 9$18,796 CAD

41 data points across 15 retailers

26 retailers$10,211 CAD to $22,528 CAD

B+
Cheapest Retailer
-
$10,211 CAD
$7,310 USD
B+
Retailer 2
-
$10,519 CAD
A$11,585 AUD
View
B+
Retailer 3
-
$10,547 CAD
$7,550 USD
View
B+
Retailer 4
-
$10,801 CAD
$7,732 USD
View
Final sale: no returns
B+
Retailer 5
-
$10,845 CAD
$7,764 USD
View
B+
Retailer 6
-
$11,067 CAD
View
B+
Retailer 7
-
$11,210 CAD
$8,025 USD
View
B+
Retailer 8
-
$11,263 CAD
$8,063 USD
View
B+
Retailer 9
-
$12,004 CAD
$8,593 USD
View
B+
Retailer 10
-
$12,202 CAD
$8,735 USD
View
B+
Retailer 11
-
$12,391 CAD
$8,870 USD
View
Retailer 12
-
$12,442 CAD
A$13,703 AUD
View
Price last confirmed 7 days ago
B
Retailer 13
-
$12,497 CAD
$8,946 USD
View
B+
Retailer 14
-
$12,944 CAD
$9,266 USD
View
B+
Retailer 15
-
$13,269 CAD
£7,480 GBP
View
B+
Retailer 16
-
$13,354 CAD
$9,560 USD
View
B+
Retailer 17
-
$13,354 CAD
$9,560 USD
View
B+
Retailer 18
-
$13,648 CAD
$9,770 USD
View
B+
Retailer 19
-
$13,801 CAD
$9,880 USD
View
B+
Retailer 20
-
$14,034 CAD
€9,568 EUR
View
B
Retailer 21
-
$14,079 CAD
$10,079 USD
View
B
Retailer 22
-
$14,371 CAD
$10,288 USD
View
Retailer 23
-
$14,829 CAD
$10,616 USD
View
Price last confirmed 8 days ago
Retailer 24
-
$16,255 CAD
ZAR 187,985 ZAR
View
Price last confirmed 8 days ago
B
Retailer 25
-
$18,796 CAD
£10,595 GBP
View
Most Expensive
B
NZ Jewellers
4464d239-44b9-4c6f-8d44-4a71a19c56fa · Oct 27
$22,528 CAD
$16,127 USD
View
25 more retailers have this diamond
Prices start from $10,211 CADSave up to $12,316 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.50ct Round
$10,211 CAD